remove leg item

Author: tarTech23

articles/defender-for-iot/organizations/legacy-central-management/legacy-air-gapped-deploy.md

@@ -66,14 +66,6 @@ When using a high availability architecture:
 
 For more information, see [About high availability](how-to-set-up-high-availability.md).
 
-## On-premises management console systems
-
-On-premises management consoles allow you to manage and monitor large, multiple-sensor deployments. Use the following hardware profiles for deployment of an on-premises management console:
-
-|Hardware profile  |Max monitored sensors  |Deployment  |
-|---------|---------|---------|
-|E1800    |Up to 300         |Physical / Virtual         |
-
 ## Next steps
 
 > [!div class="step-by-step"]